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ICSE Class 9 Answered

Show that the following quadratic equations are real roots. Also find their roots.a right parenthesis space 3 x to the power of 2 space end exponent plus space 2 x square root of 5 ? end root minus 5 b right parenthesis space 2 x squared space plus space 5 square root of 3 space x space plus space 6 c right parenthesis space 16 x squared space equals space 24 x space plus space 1 d right parenthesis space x squared space minus left parenthesis 1 space plus space square root of 2 space right parenthesis x space plus square root of 2 space equals space 0
Asked by dr_pradip27121972 | 11 Mar, 2018, 21:25: PM
answered-by-expert Expert Answer
Answered by Yasmeen Khan | 12 Mar, 2018, 11:00: AM

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